Google’s new companion iOS app for Glass, MyGlass, quickly appeared and then disappeared from the App Store.
According to the release notes, the app allows users to configure and manage their Glass device. Glass wearers can also get directions on the go, screencast what they see on Glass to their iOS device, and add Glassware apps or contacts.
But you will have to be invited to shell out $1,500 for the wearable technology, or as the release notes so eloquently stated:

If you don't have Glass, then downloading this will be a waste of time. Sorry about that. Learn more at google.com/glass.